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Water-Year Summary for Site 02110701

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
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  • Not all sites have reports available for every water year.
Available Parameters
00010 Temperature, water(Max.,Min.,Mean)  
00045 Precipitation(Sum)  
00060 Discharge(Max.,Min.,Mean)  
00065 Gage height(Max.,Min.,Mean)  
00095 Specific cond at 25C(Max.,Min.,Mean)  
00300 Dissolved oxygen(Max.,Min.,Mean)  
00400 pH(Max.,Min.,Med.)  
63680 Turbidity, Form Neph(Max.,Mean,Min.)  
63680 Turbidity, Form Neph(Min.,Mean,Max.) [(2)]  
72137 Discharge,tide fltrd(Max.,Min.,Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
02110701 CRABTREE SWAMP AT CONWAY,SC
LOCATION - Lat 33°51'39", long 79°02'29" referenced to North American Datum of 1927, Horry County, SC, Hydrologic Unit 03040206, on downstream side of State Hwy. 706 bridge, and 1.0 mi north of Conway
DRAINAGE AREA - 18.9 mi².
REVISIONS HISTORY - Drainage area was revised on Jun. 23, 2020, based on a more accurate determination of the drainage area. 
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 2005 to current year.
GAGE - Data collection platform and acoustic velocity meter. Datum of gage is 9.33 ft below NAVD of 1988.
REMARKS - Gage-height records are generally good to fair. Discharge records are generally poor. Additional details on the accuracy of the records can be obtained by contacting the USGS South Atlantic Water Science Center at gs-w-sc_nwisweb_data_inquiries@usgs.gov.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 3,440 ft³/s, Oct 2, 2015, maximum gage height, 24.75 ft, Sep. 25, 2018; minimum daily mean discharge, -33.2 ft³/s, Sep. 9, 2017.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - January 2006 to current year.
INSTRUMENTATION - Tipping bucket raingage and data collection platform.
REMARKS - Precipitation data collected during freezing periods may not be accurately reflected in daily record.
WATER-QUALITY RECORDS
PERIOD OF RECORD - Water years 2006 to current year.
PERIOD OF DAILY RECORD - 
SPECIFIC CONDUCTANCE: October 2005 to current year.
pH: October 2005 to current year.
TEMPERATURE: October 2005 to current year.
DISSOLVED OXYGEN: October 2005 to current year.
TURBIDITY: October 2005 to current year.
INSTRUMENTATION - Water-quality multiprobe and data collection platform.
EXTREMES FOR PERIOD OF DAILY RECORD - 

SPECIFIC CONDUCTANCE: Maximum, 513 µS/cm, Jan. 5, 2018; minimum, 35 µS/cm, Sep. 17, 2020.
pH: Maximum, 9.4 standard units, Aug. 22, 2007; minimum, 5.9 standard units, Oct. 6, 10, 2015.
WATER TEMPERATURE: Maximum, 34.9°C, Aug. 10, 2007; minimum, 0.7°C, December 15, 2010, January 8, 9, 2018.
DISSOLVED OXYGEN: Maximum, 14.9 mg/L, Feb. 12, 2008, Feb. 1, 2014; minimum, 0.0 mg/L, many days.
TURBIDITY (6-SERIES): Maximum, 1,000 FNU, Jan. 2, 2006; minimum, <1 FNU, many days.
TURBIDITY (EXO3, 04/05/2023 - present):